Senior Software Developer, Full Stack

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About the role

  • Full Stack Developer at Centah managing integrations and API features for a scalable SaaS platform. Contributing to system reliability and mentoring less experienced engineers.

Responsibilities

  • Own features end-to-end from design through production and iteration (API, domain logic, background jobs, and UI).
  • Design and write clean, testable, and maintainable code with clear separation of concerns.
  • Make architectural decisions that improve reliability, scalability, and system clarity.
  • Deliver new features, fix defects, and improve existing systems - not just patch symptoms.
  • Work closely with Developers, Product, Design, and stakeholders to shape solutions, not just implement requirements.
  • Identify risks, edge cases, and tradeoffs early and drive decisions forward.
  • Mentor less experienced engineers on architecture, ownership, and code quality.
  • Contribute to team processes, improving how we deliver, not just what we deliver.

Requirements

  • 5+ years building and maintaining production-grade applications (Ruby on Rails preferred).
  • Proven experience owning features or initiatives end-to-end, not just contributing to tasks.
  • Strong understanding of API design, data modeling, and system boundaries.
  • Experience working with relational databases (SQL) and performance considerations (e.g. query efficiency).
  • Familiarity with background processing systems (e.g. Sidekiq, Redis) and async workflows.
  • Experience working with a modern frontend framework (Ember preferred, or strong SPA framework experience).
  • Ability to debug issues across multiple layers (API, database, async jobs, frontend).
  • Strong communication skills and ability to explain technical decisions clearly.
  • Comfortable working in an agile environment with a focus on ownership and delivery.
  • Experience working in cloud environments (AWS preferred) and understanding how applications behave in production.
  • Familiarity with CI/CD pipelines (e.g. GitHub Actions) and safe deployment practices.
  • Understanding of production systems (logging, monitoring, debugging live issues).
  • **Preferred skills: **
  • Experience designing and evolving APIs (REST / JSON-based).
  • Experience refactoring and improving existing/legacy codebases.
  • Experience with Elasticsearch / Searchkick or similar search systems.
  • Familiarity with multi-tenant systems or role-based access patterns.
  • Experience improving system performance, reliability, or developer experience.

Benefits

  • An award-winning culture with a collaborative & inclusive team.
  • Competitive pay and performance-based bonus:
  • Base salary: $140,000-$150,000
  • Bonus: 20% annual
  • Committed to flexible work arrangements, offering hybrid workplace options.
  • Comprehensive medical, dental and vision coverage + Lifestyle Account.
  • RRSP Matching and Parental Leave Top UP Program.
  • In office massage, meditation & workout sessions.
  • Virtual events such as Lunch & Learns, company parties, fun team activities and charity initiatives.
  • Career learning and development programs.

Job type

Full Time

Experience level

Senior

Salary

CA$140,000 - CA$150,000 per year

Degree requirement

Bachelor's Degree

Tech skills

AWSCloudElasticSearchEmber.jsRedisRubyRuby on RailsSQL

Location requirements

HybridTorontoCanada

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